Two passengers tested positive for COVID-19 in the early hours of Feb. 23, 2021, but both arrived at SEA on Feb. 22, 2021. The first passenger arrived on Southwest Airlines flight #3382 from PHX on Concourse B. They moved through bag claim and the ticketing area. The second passenger arrived from San Diego (SAN) on Delta Air Lines flight #701 on Concourse A. The passenger moved through Central Terminal, bag claim and the international ticketing area.
